Dr. Gregory Charles Edmond Harold Ryan – Obstetrician and Gynecologist (OBGYN) | Toronto, ON

As a skilled Obstetrician and Gynecologist (OBGYN), Dr. Gregory Charles Edmond Harold Ryan offers a full spectrum of services from routine gynecological exams to managing complex obstetrical cases, prioritizing patient well-being and informed choice. Practicing at Norfinch Medical Centre in Toronto, ON, he provides accessible and high-quality care to the community. Adhering to the standards set by the College of Physicians and Surgeons of Ontario (CPSO), Dr. Ryan is dedicated to delivering compassionate and comprehensive care. His focus is on providing thorough, patient-centered services across women’s reproductive health, pregnancy, and childbirth, ensuring women of all ages receive support tailored to their unique needs.

Dr. Ryan graduated with a Medical Degree from the National University of Ireland in 1979. Practicing as a specialist in Obstetrician and Gynecologist (OBGYN) since 1987, he has over 37 years of experience in women’s health. He is certified as a Royal College of Physicians and Surgeons of Canada (RCPSC) Specialist, maintaining a commitment to ongoing professional development and excellence in care. His extensive training and hands-on experience enable him to handle a wide range of obstetric and gynecological conditions with expertise and empathy.

Guided by a philosophy of patient-centered care, Dr. Ryan values shared decision-making and evidence-based practices. He is dedicated to supporting women through every stage of life, from adolescence through menopause and beyond, with a focus on health education and personalized treatment plans. Fluent in English, French, Gaelic, and German, Dr. Ryan strives to communicate clearly and compassionately with his diverse patient community, ensuring they feel heard, respected, and supported throughout their healthcare journey.

Dr. Gregory Ryan provides care for a wide spectrum of women's health issues, including:

Pregnancy and Childbirth Related Conditions

• Ectopic Pregnancy: A pregnancy in which the fertilized egg implants outside the uterus, typically in a fallopian tube, requiring urgent medical attention.
• Preeclampsia & Hypertensive Disorders of Pregnancy: Pregnancy complications characterized by high blood pressure and signs of damage to other organ systems, often the liver and kidneys.
• Gestational Diabetes: Diabetes that develops during pregnancy, requiring careful monitoring and management to ensure health for both mother and baby.

Common Benign Gynecological Conditions

• Pelvic Inflammatory Disease (PID): An infection of the female reproductive organs (uterus, fallopian tubes, ovaries), often caused by sexually transmitted bacteria, which can lead to serious complications if untreated.
• Vaginitis (Yeast Infections, Bacterial Vaginosis, Trichomoniasis): Inflammation of the vagina that can result in discharge, itching, and pain, commonly caused by infections or imbalances in vaginal flora.
• Ovarian Cysts (Functional, Dermoid, Endometriomas): Fluid-filled sacs or pockets in an ovary or on its surface, which are common and often benign but can sometimes cause pain or require intervention.

Menstrual and Hormonal Disorders

• Amenorrhea (Absence of Menstruation): The absence of menstrual periods, either primary (menarche never occurred) or secondary (periods ceased after previously being regular).
• Thyroid Disorders affecting Gynecologic Health: Conditions like hypothyroidism or hyperthyroidism that can impact menstrual cycles, fertility, and pregnancy outcomes.
• Polycystic Ovary Syndrome (PCOS): A common hormonal disorder among women of reproductive age, characterized by irregular periods, excess androgen levels, and/or polycystic ovaries on ultrasound.

This list highlights some common conditions managed within Obstetrics and Gynecology and is not exhaustive. For personalized advice regarding your specific health concerns, please schedule a consultation with Dr. Gregory Ryan or your primary care physician for a comprehensive evaluation and appropriate referral if needed.

• Pelvic Pain Evaluation & Chronic Pelvic Pain Management: Comprehensive assessment and multidisciplinary treatment strategies for acute and chronic pelvic pain, identifying potential causes such as endometriosis, fibroids, or PID.
• Hysterectomy (Abdominal, Vaginal, Laparoscopic, Robotic-Assisted): Surgical removal of the uterus, performed through various approaches including minimally invasive techniques, depending on the medical indication and patient factors.
• Dilation and Curettage (D&C) / Dilation and Evacuation (D&E): Procedures to dilate the cervix and remove tissue from the inside of the uterus, for diagnosis or treatment of various uterine conditions or after miscarriage.
• Endometrial Ablation & Resection: Minimally invasive procedures to destroy or remove the lining of the uterus (endometrium) to treat heavy menstrual bleeding in appropriate candidates.
• Endometrial Biopsy: Office procedure to take a small sample of the uterine lining (endometrium) for diagnostic purposes, often for abnormal bleeding or suspected abnormalities.
• Surgical Management of Pelvic Organ Prolapse (e.g., Colporrhaphy, Sacrocolpopexy): Reconstructive surgical procedures to correct the descent of pelvic organs like the bladder, uterus, or rectum, often utilizing native tissue repair or mesh augmentation.
• Management of Menstrual Disorders & Abnormal Uterine Bleeding: Diagnosis and treatment for conditions like heavy menstrual bleeding (menorrhagia), irregular periods, painful periods (dysmenorrhea), amenorrhea (absence of periods), and premenstrual syndrome (PMS)/PMDD.

Note: This list may provide an overview of common services in Obstetrics and Gynecology. Dr. Ryan provides a wide array of diagnostic, therapeutic, and surgical options tailored to individual patient needs within women's health, pregnancy, and childbirth. Specific services offered can be confirmed by contacting the clinic.

All medical and surgical services are provided in accordance with the standards of practice set by the College of Physicians and Surgeons of Ontario (CPSO). A referral may be required for insured services.

Dr. Ryan practices at Norfinch Medical Centre, located in the vibrant Bay Street Corridor (Discovery District) neighborhood of Toronto. The clinic is conveniently situated near Yonge-Dundas Square, a central hub accessible via public transit, including TTC subway, streetcar, and bus routes. The facility is wheelchair accessible, ensuring ease of access for all patients. Paid parking options are available nearby, providing convenient options for those arriving by car. The location is ideal for women seeking expert obstetric and gynecological care in a welcoming and accessible environment.

Are services from Dr. Ryan, an Obstetrician and Gynecologist, covered by Ontario Health Insurance Plan (OHIP) in ON?

Medically necessary consultations, prenatal care, delivery, gynecological surgeries, and diagnostic procedures performed by a licensed Obstetrician and Gynecologist like Dr. Ryan are generally covered by Ontario Health Insurance Plan (OHIP) in ON when you have a valid referral from your family doctor or another referring physician. Some elective procedures, certain fertility treatments, or non-medically indicated services may not be covered. It's always recommended to confirm specific coverage details with Ontario Health Insurance Plan (OHIP) or the clinic.

Do I need a referral from my family doctor to see Dr. Ryan, an Obstetrician and Gynecologist?

Yes, for services to be covered by your provincial health plan (Ontario Health Insurance Plan (OHIP)), a referral from your family physician or another specialist is typically required to see an Obstetrician and Gynecologist like Dr. Ryan for most consultations and treatments. This ensures coordinated care. Some specific services or clinics (e.g., some sexual health or contraception clinics) might have different access pathways, but for ongoing obstetrical or gynecological care, a referral is standard. Please check with Dr. Ryan's office or your referring doctor.

What are my options for pain management during labor discussed by Dr. Ryan?

Dr. Ryan will discuss various pain relief options for labor, which can range from non-medical methods (like breathing techniques, movement, massage, hydrotherapy if available) to medical options such as nitrous oxide, narcotic pain medication, and epidural anesthesia. The choice depends on your preferences, medical condition, and the progress of your labor. It's a good idea to discuss your pain management plan with Dr. Ryan during your prenatal visits.

At which hospital(s) does Dr. Ryan deliver babies or perform surgeries?

Dr. Ryan is affiliated with hospitals in Toronto. You can confirm the specific hospital(s) where he performs deliveries and gynecological surgeries by contacting Dr. Ryan's office directly. This information is important for planning your care and delivery.

What can I expect during my first prenatal visit?

Your first prenatal visit with Dr. Ryan is usually quite comprehensive, typically scheduled around 8-10 weeks of pregnancy. It will involve a detailed review of your medical history, your partner's medical history (if applicable), and any previous pregnancies. Dr. Ryan will likely perform a physical exam, which may include a pelvic exam, confirm your pregnancy (often with an ultrasound referral), estimate your due date, and discuss important aspects of a healthy pregnancy such as nutrition, lifestyle, prenatal vitamins, and options for genetic screening and prenatal testing. You'll also have the opportunity to ask any questions you may have.

What are some common gynecological surgeries Dr. Ryan might perform?

Common gynecological surgeries include procedures like hysterectomy (removal of the uterus), oophorectomy (removal of ovaries), tubal ligation (female sterilization), D&C (dilation and curettage), endometrial ablation, and surgeries to treat conditions such as fibroids (myomectomy), endometriosis, ovarian cysts, or pelvic organ prolapse. Many of these can be performed using minimally invasive techniques like laparoscopy or hysteroscopy. Dr. Ryan will discuss if surgery is appropriate for your condition and explain the specific procedure, risks, and benefits.

Norfinch Medical Centre
Suite 312, 700 University Avenue
Toronto, ON M5G 1X5

Phone: (416) 586-8415 | Fax: (416) 586-8617

The facility is wheelchair accessible.

Dr. Ryan is a licensed Obstetrician and Gynecologist regulated by the College of Physicians and Surgeons of Ontario (CPSO) under the Regulated Health Professions Act, 1991 and Medicine Act, 1991 in ON. A referral from your family physician or another qualified healthcare provider is typically required for provincially insured consultations and treatments.

Verify registration with the College of Physicians and Surgeons of Ontario (CPSO): https://doctors.cpso.on.ca/DoctorDetails/Ryan-Gregory-Charles-Edmond-Harold/0039273-53249